body {
    margin: 0ex 10ex 0ex 10ex;
    padding: 0ex;
    font-family: helvetica, tahoma, arial, verdana, sans-serif;
    font-size: 2ex;
    color: #333;
    background-color: #444;
    background-size: cover;
    width: 1280px;
}
pre {
    font-family: "Courier New", Courier, mono;

    font-style: normal;
    background-color: #FFFFFF;
    white-space: pre
}

h1 {
    margin: 1ex 0ex 1ex 0ex;
    padding: 0ex;

    line-height: 3ex;
    font-weight: 900;
    color: #666;
}

h2 {
    margin: 2ex 0ex 1ex 0ex;
    padding: 0ex;

    line-height: 2ex;
    font-weight: 700;
    color: #444;
}

h3 {
    margin: 1ex 0ex 1ex 0ex;
    padding: 0ex;

    line-height: 1.6ex;
    font-weight: 700;
    color: #222;
}

p {
    font-family: helvetica, tahoma, arial, verdana, sans-serif;

    margin: 0ex 0ex 0ex 0ex;
    padding: 2ex;
}

img {
    border: 0;
}

li {
    font-family: helvetica, tahoma, arial, verdana, sans-serif;

    margin: 0ex 0ex 0ex 0ex;
    padding: 0ex;
}

table {
    border-width: 0;
    empty-cells: show;
}


td, th {
    empty-cells: show;
    padding: .3ex .3ex;
    vertical-align: top;
    text-align: left;
    border-width: 0;
    border-spacing: 0;
    background-color: #ececec
}

th {
    font-weight: bold;
    background-color: #e2e2e2;
}

a, a:visited, a:link {
    color: #039;

    text-decoration: none;
    font-family: helvetica, tahoma, arial, verdana, sans-serif;
}

a:hover {
    color: #69f;
}

a.Button, a.Button:link, a.Button:visited{
    padding: .3ex;
    color: #fff;
    background-color: #005e21;
    text-decoration: none;
    font-family: helvetica, tahoma, arial, verdana, sans-serif;
    font-size: 1.5ex;
}

a.Button:hover {
    color: #000;
    background-color: #54c07a;
}
pre {
    font-family: "Courier New", Courier, mono;

    font-style: normal;
    background-color: #FFFFFF;
    white-space: pre
}

h1 {
    margin: 1ex 0ex 1ex 0ex;
    padding: 0ex;

    line-height: 3ex;
    font-weight: 900;
    color: #666;
}

h2 {
    margin: 2ex 0ex 1ex 0ex;
    padding: 0ex;

    line-height: 2ex;
    font-weight: 700;
    color: #444;
}

h3 {
    margin: 1ex 0ex 1ex 0ex;
    padding: 0ex;

    line-height: 1.6ex;
    font-weight: 700;
    color: #222;
}

p {
    font-family: helvetica, tahoma, arial, verdana, sans-serif;

    margin: 0ex 0ex 0ex 0ex;
    padding: 2ex;
}

img {
    border: 0;
}

li {
    font-family: helvetica, tahoma, arial, verdana, sans-serif;

    margin: 0ex 0ex 0ex 0ex;
    padding: 0ex;
}

table {
    border-width: 0;
    empty-cells: show;
}


td, th {
    empty-cells: show;
    padding: .3ex .3ex;
    vertical-align: top;
    text-align: left;
    border-width: 0;
    border-spacing: 0;
    background-color: #ececec
}

th {
    font-weight: bold;
    background-color: #e2e2e2;
}

a, a:visited, a:link {
    color: #039;

    text-decoration: none;
    font-family: helvetica, tahoma, arial, verdana, sans-serif;
}

a:hover {
    color: #69f;
}

a.Button, a.Button:link, a.Button:visited{
    padding: .3ex;
    color: #fff;
    background-color: #005e21;
    text-decoration: none;
    font-family: helvetica, tahoma, arial, verdana, sans-serif;
    font-size: 1.5ex;
}

a.Button:hover {
    color: #000;
    background-color: #54c07a;
}


#Catalog {
    padding: 1ex;
    background:inherit;
    text-align:center;
}

#Catalog input[type="submit"]{
    padding: .3ex;
    color: #fff;
    background-color: #005e21;
    text-decoration: none;
    font-family: helvetica, tahoma, arial, verdana, sans-serif;
    font-size: 1.5ex;
    border-width:0;
}
#Catalog input[type="submit"]:hover {
    color: #000;
    background-color: #54c07a;
    cursor:pointer;
}

#Catalog table{
    margin-left:auto;
    margin-right:auto;
}

#BackLink{
    padding: 1ex;
    float: right;
    border-width: .1ex 0ex .1ex 0px;
    border-style: solid;
    border-color: #000;
}

#Cart{
    width: 69.99%;
    float: left;
    background-color:#fff;
}

#MyList{
    width: 30%;
    float: left;
    background-color:#ccc;
    text-align:left;
}

#ProductAutoComplete{
    background: #ccc;
    position: relative;
    top: -46.5px;
    left: 117px;
    width: 189px;
    display: none;
}

#ProductAutoList{
    margin: 0ex;
    padding: 0ex;
    border: 1px solid #aaa;
}

.ProductAutoItem {
    list-style: none;
    height: 18.6px;
    line-height: 18.6px;
    font-size: 15px;
    text-align: left;
    padding-left: 6px;
    margin-top: 3px;
    border-bottom: 1px solid #666;
    color: #005121;
    cursor: pointer;
}

#feedback{
    color: red;
    font-size: 16px;
}

.bg{
    background-color: palevioletred;
}

.popup {
    display: none;
    position: absolute;
    background-color: #fff;
    padding: 20px;
    border: 1px solid #ccc;
    z-index: 1;
}

.popup.show {
    display: block;
}


#birds{
    position: absolute;
    top: 20px;
    width: 100px;
    max-height: 250px;           /* 设置最大高度，当高度达到此值时出现滚动条 */
    z-index: 10;
    background-color: #E0E5E5;
    overflow: auto;              /* 自动添加滚动条 */
    box-shadow:0px 0px 10px #000;   /* 外阴影 */
    display: none;   /* 默认隐藏 */
}